1, Boy.
2, That's news to me.
3, I am hardly to believe my ears.
4, You are kidding.
5, It can't be true.
6, are you out of your mind.
7, It dropped from the clouds. (核对）
8, Are you serious?
9, It's totally unexpected.
10, I never have thought it.
11, I'm surprised.
12, What a surprise.
13, You scared me.
14, This really is a surprise.
15, I'm speechless.
16, I was taken aback.
17, What a nice surprise.
18, You are the last person to do that.
19, I can't believe it.
20, That's extraordinary.
21. Poor thing.
